The aperture control failure is well documented on Pentax Forums, see e.g. Op vr 26 nov. 2021 om 22:43 schreef Rick Womer <rickpic...@gmail.com>:
> Good afternoon all, > > My wife has a K-70, which has seen very light use (about 350 photosin 3 > years). > > She took it out to do some shooting this week, and everything seemed to > work fine, except that all of the photos are =badly= underexposed (most > totally black). > > The metering is working well. On live view, the image on the screen looks > fine. The photos recorded on the card are still black. > > The things I have done, with no effect, include: > - replacing the battery; > - cleaning the lens and camera contacts; > - trying a different lens; > - updating the firmware; > - trying different exposure modes (TAv and Av give a barely visible image > instead of a black one). > > Any other ideas before we send the camera to Precision? > > Rick > > -- > %(real_name)s Pentax-Discuss Mail List > To unsubscribe send an email to pdml-le...@pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and > follow the directions. > -- %(real_name)s Pentax-Discuss Mail List To unsubscribe send an email to pdml-le...@pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
